201647691

素因数分解:

$3^3\times 7^2\times {\mathrm{152417}}^1$

素因数の和:152440

約数の個数: 24

約数和(自身を含む): 347513040

約数和(自身を除く): 145865349

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 152417, 457251, 1066919, 1371753, 3200757, 4115259, 7468433, 9602271, 22405299, 28806813, 67215897, 201647691]

約数ペア:

[(1, 201647691), (3, 67215897), (7, 28806813), (9, 22405299), (21, 9602271), (27, 7468433), (49, 4115259), (63, 3200757), (147, 1371753), (189, 1066919), (441, 457251), (1323, 152417)]